The BBC ran a TV show on the reconstruction of a Gutenberg printing
press, using 15th century techniques. The show's hosted by Stephen Fry
with lots of historical information, lots of coverage of the
construction, and it's available on Youtube.
Part One is at http://www.youtube.com/watch?v=91smRXrEPRs&feature=related.
Really, this is a great show for woodworkers.